* add function to query technology definition for a team

* doxygen
* added @TODO for a hearder inclusion issue
* extend 'exists' UI command to Node Paths (before could only check CVars)
* make Ufopedia UI open page automatically if get a technology ID as parameter on ui_push
* create AlienCargo class and use it for aircraft and transfers

* remove transfer aliens from mission feature, needs correct basecapacity check implementation instead
* Reimplement Alien Containment with a new class

* Reimplement Alien Containment UI to use new style callbacks instead a bunch of cvars